Code Template Error in CSES

Revision en1, by decoder__, 2020-08-22 14:01:15

Hello everyone, while solving problems the code template I use on codeforces doesn't work on CSES. Can anyone point out what can be done in the template so that it can be used in both places. Here is my template

#include <vector>
#include <list>
#include <map>
#include <climits>
#include <set>
#include <deque>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <ctime>
#include <queue>
#include <unordered_map>
#define fastio        ios_base::sync_with_stdio(false); cin.tie(NULL);
#define ln            cout << endl;
#define vi            vector<int>
#define vll           vector<long long>
#define sortl(vec)    sort(vec.begin(), vec.end());
#define sortr(vec)    sort(vec.rbegin(), vec.rend());
#define forn(i, x, n) for(long long i = x; i < n; i++)
#define revn(i, n, x) for(long long i = n; i >= x; i--)
#define in(vec)       for(auto &it : vec) cin >> it;
#define	out(vec)      for(auto &it : vec) cout << it << " "; ln
#define ll            long long
#define pb            emplace_back
#define mp            make_pair
#define um            unordered_map
#define pii           pair<int, int>
#define pll           pair<ll, ll>
#define ff            first
#define ss            second
#define pi            3.14159265359
#define o(x)          cout << x << endl;
#define all(a)        a.begin(), a.end()
#define sz(a)         (ll)a.size()
#define endl          "\n"
#define CLOCK         cerr<<"time taken : "<<(float)clock()/CLOCKS_PER_SEC<<" secs"<<endl;
using namespace std;

const ll Nfact = 200005;
const ll mod = 1000000007;
const ll Nsieve = 1000005;
//https://codeforces.com/blog/entry/74640?#comment-587521

vector<bool> is_prime(Nsieve, true);
void sieve() {
	is_prime[0] = is_prime[1] = false;
	for (ll i = 2; i * i <= Nsieve; i++) {
		if (is_prime[i]) {
			for (ll j = i * i; j <= Nsieve; j += i)
				is_prime[j] = false;
		}
	}
}

ll bSearch(ll l, ll r, ll x, vll arr) {
	while (l <= r) {
		ll m = l + (r - l) / 2;

		if (arr[m] == x)
			return m;

		if (arr[m] < x)
			l = m + 1;

		else
			r = m - 1;
	}

	return -1;
}
//For printing prime factors of a number
void primeFactors(ll n) {
	while (n % 2 == 0) {
		//cout << 2 << " ";
		n = n / 2;
	}

	for (ll i = 3; i <= sqrt(n); i += 2) {
		while (n % i == 0) {
			//cout << i << " ";
			n = n / i;
		}
	}

	if (n > 2)
		cout << n << " ";
}

ll power(ll x, ll y, ll p) {
	ll res = 1;
	x = x % p;

	while (y > 0) {
		if (y & 1)
			res = (res * x) % p;

		y = y >> 1;
		x = (x * x) % p;
	}
	return res;
}

ll modulo(ll a, ll b) {
	ll c = a % b;
	return (c < 0) ? c + b : c;
}

//Use these functions below only when modulus is involved
ll mul(ll x, ll y) {
	return (x * y) % mod;
}

ll inv(ll x) {
	return power(x, mod - 2, mod);
}

ll divide(ll x, ll y)
{
	return mul(x, inv(y));
}

ll fact[Nfact];
void precalc() { // Call this once in main()
	fact[0] = 1;
	for (ll i = 1; i < Nfact; i++)
		fact[i] = mul(fact[i - 1], i);
}

ll nCr(ll n, ll k) {
	if (n < k)
		return 0;
	return divide(fact[n], mul(fact[k], fact[n - k]));
}
void solve() {
	//[IMPORTANT] Make the indexing 0-based if required.
	ll n;
	cin >> n;
}

int main() {
// in(vec) works for size-defined type vectors

#ifndef ONLINE_JUDGE
	// for getting input from input.txt
	freopen("input1.txt", "r", stdin);
	// for writing output to output.txt
	freopen("output1.txt", "w", stdout);
#endif

	fastio
	ll t;
	cin >> t;
	while (t--) {
		solve();
	}
	CLOCK
	return 0;
}

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en1 English decoder__ 2020-08-22 14:01:15 3802 Initial revision (published)